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120425 (2113 T-2)
Classification: Main-belt Asteroid          SPK-ID: 2120425
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2479305649108733 4.2698e-08  
a 3.053407861907611 2.6307e-08 au
q 2.296374725801555 1.2629e-07 au
i 1.950272934348746 6.0868e-06 deg
node 177.7358679813741 0.00015974 deg
peri 253.2885006584605 0.00016046 deg
M 281.6388003217996 1.7961e-05 deg
tp 2459624.703484482468
(2022-Feb-14.20348448)
0.00010053 TDB
period 1948.837626795196
5.34
2.5185e-05
6.895e-08
d
yr
n .1847254974197152 2.3872e-09 deg/d
Q 3.810440998013666 3.2829e-08 au
  Orbit Determination Parameters
   # obs. used (total)      403  
   data-arc span      17106 days (46.83 yr)  
   first obs. used      1973-09-19  
   last obs. used      2020-07-20  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .65327  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 17:57:15  

Additional Information
 Earth MOID = 1.31133 au 
 Jupiter MOID = 1.50377 au 
 T_jup = 3.187 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 15.78   n/a E2021B55  

120425 (2113 T-2)          Discovered 1973-Sep-29 by van Houten, C. J., van Houten-Groeneveld, I., Gehrels, T. at Palomar
Reference: 20051116/Numbers.arcLast Updated: 2005-11-21

[ show close-approach data ]
Alternate Designations
 2113 T-2 = 2000 YR71 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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